Agniveshyagrihyasutra 2.4.5.2

2.4.5.2

pūrvapakṣe puṇye nakṣatre pūrvakālamupoṣyopavyuṣasi grāmāt prācīmudīcīṃ vā diśamupaniṣkramya kṛtaśaucaḥ kṛtācamano yathoditaṃ snānaṃ kṛtvā nadīṣu vā śuddhajalāśaye vā gṛhaṃ pratyetya śuciḥ śuklamanārdramācchādyāgnimupasamādhāya darśavat kṛtvā nirvapaṇakāle devasya tvā ityanudrutya gaṇāya juṣṭaṃ nirvapāmi iti trīn muṣṭīn yajuṣā tūṣṇīṃ caturtham \

In the bright fortnight under an auspicious asterism, having fasted beforehand, at dawn, having gone out from the village towards the east or the north, having performed bodily purification, having sipped water, having performed the bath as prescribed in rivers or in a pure water reservoir, having returned home, pure, having put on dry white garments, having added fuel to the fire, having performed the ritual like the new moon sacrifice, at the time of the distribution, reciting along: "At the god's [impulse]...", he pours out three handfuls with the formula: "For the troop I pour you out pleasing...", and the fourth silently.